Phong Nha – Ke Bang National Park is located in Quang Binh province (Vietnam) as a UNESCO World Heritage Site in 2003. Within it rests some of  Southeast Asia’s most spectacular underground rivers, along with some of the world’s most unique forms of flora and fauna, including hundreds of different types of birds. Beside that, in Goasean “Phong Nha – Ke Bang spans over 1,200 square kilometers in area, and tourist would probably need more than a day to experience its cave wonders here”.

Seven Natioanal Parks was voted by Goasean  including: Bromo Tengger Semeru National Park (in the heart of Indonesia’s East Java), Gunnung Mulu National Park (Sarawak, Malaysia), Doi Inthanon National Park (Chiang Mai, Thailand), Taman Negara National Park (Pahang, Kelantan and Terengganu, Malaysia), Khao Sok Natioanl Park (Surat Thani Province, Thailand), Komodo National Park (Komodo Island, Indonesia).